package net.hust.dao;

import java.util.List;

import net.hust.bean.Song;
import net.hust.service.SongQryHelper;


public interface SongDAO {
	void addSong(Song Song);
  
	List<Song> loadAll(int startIndex,int fetchSize,SongQryHelper helper);
 
	void updateSong(Song Song);
 
	Song getSongById(Integer id);
  
	void deleteSong(Song Song);
 
	Integer getCountSongs(SongQryHelper helper);
	
}
